Embodiments of the present disclosure provide a touch sensing element comprising a plurality of touch sensing units and a touch display device. The touch sensing unit comprises a plurality of first touch sensing subunits at least capable of receiving a driving signal and comprising an electrode block array. In the electrode block array of the first touch sensing subunit, any two adjacent electrode blocks in the row direction or in the column direction are connected to each other. The touch sensing element can be applied in a display device for realizing touch control, which increases the aperture ratio of pixels of the display device and facilitates improvement of the image quality and the visual effect of the display device.
Legal claims defining the scope of protection, as filed with the USPTO.
1. A touch sensing element, comprising: a plurality of touch sensing units disposed in a same layer, wherein each of the touch sensing units comprises at least one first touch sensing subunit and wherein the at least one first touch sensing subunit comprises a first electrode block array composed of multiple cascaded electrode blocks disposed in a same layer.
2. The touch sensing element according to claim 1 , wherein a plurality of first touch sensing subunits are insulated from each other.
3. The touch sensing element according to claim 2 , wherein an electrode block array in each first touch sensing subunit comprises at least two rows of electrode blocks disposed in a same layer that are arranged in a row direction.
4. The touch sensing element according to claim 3 , wherein the electrode block array in each first touch sensing subunit comprises at least two columns of electrode blocks disposed in a same layer that are arranged in a column direction.
5. The touch sensing element according to claim 4 , wherein any two adjacent electrode blocks in the electrode block array in the row direction and the column direction are connected to each other.
6. The touch sensing element according to claim 5 , wherein the touch sensing element comprises a first wiring electrically connected to the first electrode block array and disposed in the same layer as the first electrode block array.
7. The touch sensing element according to claim 1 , wherein each of the touch sensing units further comprises a second touch sensing subunit, the second touch sensing subunit comprising a second electrode block array composed of multiple cascaded electrode blocks.
8. The touch sensing element according to claim 7 , wherein the plurality of touch sensing subunits are insulated from each other, each second touch sensing subunit is insulated from the first touch sensing subunit.
9. The touch sensing element according to claim 8 , wherein the touch sensing element further comprises a second wiring electrically connected to the second electrode block array and disposed in a same layer as the second electrode block array.
10. The touch sensing element according to claim 1 , wherein in the touch sensing unit, any two of the electrode blocks which are electrically connected are connected to each other via a connection structure formed of a same material as the electrode blocks, and are formed by a same process.
11. The touch sensing element according to claim 10 , wherein the electrode block and the connection structure are both made of a transparent conductive material.
12. A touch display device comprising a touch sensing element, the touch sensing element comprising: a plurality of touch sensing units disposed in a same layer, wherein each of the touch sensing units comprises at least one first touch sensing subunit and wherein the at least one first touch sensing subunit comprises a first electrode block array composed of multiple cascaded electrode blocks disposed in a same layer.
13. The touch display device according to claim 12 , wherein the touch display device comprises an array substrate, the array substrate comprising subpixel units arranged in an array, the electrode blocks are in one-to-one correspondence with the subpixel units and act as a common electrode when an image is displayed to achieve image displaying with a pixel electrode.
14. The touch display device according to claim 13 , wherein the touch sensing element receives a common electrode signal to achieve image displaying within one-frame scanning time, and the touch sensing unit in the touch sensing element receives a driving signal to achieve touch control after the one-frame scanning time ends and before a next frame begins.
15. The touch display device according to claim 14 , wherein data lines in the array substrate are disposed at positions of gaps between the electrode blocks.
16. The touch display device according to claim 12 , wherein a plurality of first touch sensing subunits are insulated from each other.
17. The touch display device according to claim 16 , wherein an electrode block array in each first touch sensing subunit comprises at least two rows of electrode blocks disposed in a same layer that are arranged in a row direction.
18. The touch display device according to claim 17 , wherein the electrode block array in each first touch sensing subunit comprises at least two columns of electrode blocks disposed in a same layer that are arranged in a column direction.
19. The touch display device according to claim 18 , wherein any two adjacent electrode blocks in the electrode block array in the row direction and the column direction are connected to each other.
20. The touch display device according to claim 19 , wherein the touch sensing element comprises a first wiring electrically connected to the first electrode block array and disposed in the same layer as the first electrode block array.
Cooperative Patent Classification codes for this invention. Click any code to explore related patents in that topic.
July 6, 2016
October 8, 2019
Browse 5M+ US patents with plain-English claim translations and AI-generated analysis.